Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Obstetrics/Gynecology

Edward L. Langan Iii, MD

Works at hospitals in Bryn Mawr, PA · Wynnewood, PA · Paoli, PA … · Pennsylvania

Summary

Dr. Edward L. Langan Iii, MD is an OB-GYN at 100 E Lancaster Ave, Wynewood, PA 19096. Phone: (484) 476-6421. Accepts Medicare assignment. In 2024, Edward L. Langan Iii had 116 Original Medicare patients and 133 services. NPI 1598837767. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: OB-GYN (Medicare lists Obstetrics/Gynecology)
  • Address: 100 E Lancaster Ave, Wynewood, PA 19096 · Directions
  • Phone: (484) 476‑6421
  • Medicare: Accepts Medicare assignment
  • Hospitals: Bryn Mawr Hospital, Main Line Hospital Lankenau, Paoli Hospital and 1 more
  • Group practice: Main Line Healthcare
  • Medical school: Jefferson Medical College Of Thomas Jefferson University · graduated 1971 (55 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Edward L. Langan Iii, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Edward L. Langan Iii accept Medicare assignment?
Yes. Medicare's clinician data says Edward L. Langan Iii accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Edward L. Langan Iii see?
In 2024, CMS data shows 116 Original Medicare patients and 133 services for Edward L. Langan Iii. This counts Original Medicare only and measures volume, not quality.
What is Edward L. Langan Iii's NPI number?
1598837767. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Edward L. Langan Iii, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients116
Services billed to Medicare133
Different services or procedures14
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)86 services
  2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)14 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High cholesterol67%
  • High blood pressure53%
  • Arthritis45%
  • Ischemic heart disease22%
  • Osteoporosis19%
  • Anxiety17%

Hospitals where Edward L. Langan Iii works

Medicare's Facility Affiliation Data lists Edward L. Langan Iii at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

  • Bryn Mawr HospitalBryn Mawr, PA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 390139
  • Main Line Hospital LankenauWynnewood, PA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 390195
  • Paoli HospitalPaoli, PA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 390153
  • Riddle Memorial HospitalMedia, PA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 390222

Practice locations

Addresses where Edward L. Langan Iii is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Edward L. Langan Iii as a member of this group (CMS data updated October 2, 2026).

  • Main Line Healthcare1,184 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in Pennsylvania →

Other OB-GYNs in Wynewood

Clinicians with the same Medicare primary specialty in Wynewood, PA — not a recommendation.

All OB-GYNs in Wynewood →

Other clinicians in Main Line Healthcare

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolJefferson Medical College Of Thomas Jefferson University
Graduation year1971 (55 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1598837767
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians